The overprotective single mother Hanna Kaspari suffers from her violent son Sven and his criminal activities. When he beats a teenager of the same age into a coma, SOKO investigates the case.
The former soldier Sven Breme came back severely traumatized from his foreign assignment in Afghanistan and took refuge in alcohol. So he lost his wife Meike and custody of his little daughter Nicole.
David Rietz, previously a respectable family man, narrowly escapes an assassination attempt. SOKO finds out that the same perpetrator has struck before: He killed Heinz Möller, the rapist of an underage girl.
19-year-old Conny comes to SOKO and confesses to the murder of her boyfriend Mike Brenner, whom she claims to have killed in a hotel. Jan and Patrick find a crime scene, but no body.
For a young woman, a romantic date with her internet acquaintance becomes a deadly trap. Away from the city, Birgit Fuhrmann's body is discovered by a lake.
After the unexplained death of a patient in need of care, the doctor at a Leipzig clinic turns to SOKO: her suspicion that an angel of death is up to mischief in the ward is confirmed after reviewing numerous medical records.
Hajo and his team are called to Leipzig-Plagwitz for an assignment. Michael Yuschenkow, a young German-Russian, has been killed. For Patrick, this assignment is a journey back to his childhood, as he grew up in Plagwitz.
A request for assistance from the LKA gives Ina and Patrick a surveillance job. Meike Rogalla, single mother and wife of the recently escaped prisoner Jannis Rogalla, is to be monitored.
On the day of the 'Open Monument', shots are fired in the former execution site of the GDR. Anna Daum, a teacher from Leipzig, is dead. Two men were in the museum when the shots were fired.
A Turkish wedding, attended by Ina Zimmermann and her new boyfriend Faruq Arat, ends in disaster. Two masked men shoot the groom Erdogan Cimsir and his bride. As Ina pursues the perpetrators, she is hit by a bullet, too.
Jan can hardly believe his eyes when his attractive Dominican holiday acquaintance Emanuela shows up at his door one morning. Emanuela came to Germany to look for her sister Maria.
Actually, SOKO had already solved the murder of Maria, a young woman from the Dominican Republic, when it turned out that the evidence against suspect Axel Strasser had been manipulated.
When the event manager Klaus Thein returns late in the evening from a business trip, he finds his wife brutally murdered in the house. Everything points to burglary and robbery.
Dr. Renner, a ward doctor at a psychiatric hospital, is killed with an overdose of tranquilizers. Suspicion quickly falls on Bernie Tomczek, a difficult autistic person who is being treated in the clinic for his delusions.
A woman's body is found early in the morning near a nightclub. Only at second glance do the SOKO investigators discover that it is actually a young man. Niko Blume was active in the Leipzig gay scene.
In Leipzig, a judge and a lawyer are kidnapped within a very short time. On the same day, Chief Inspector Hajo Trautzschke disappears without a trace. The SOKO team suspects a connection with a case that dates back 15 years.
Dr. Klaus Müller, a businessman from Düsseldorf, lies dead in his Leipzig hotel bed. Caroline Neubert, an attractive woman with whom Müller has often met during his hotel stays, quickly comes under suspicion.
Is a brutally murdered dog a case for the SOKO? Not really, but Hajo suspects that the concentrated dog murders in Leipzig could just be the beginning of a completely different series of crimes.
A young woman, Martha Mehringer, was stabbed with a knife and her body was wrapped in a carpet and hidden among piles of rubbish in an old factory building.
Karsten Geschonnek is found stabbed next to his car in a better residential area of Leipzig. The SOKO investigators initially suspect that Geschonnek caught a car thief in the act and was attacked with a knife.